Gravity Fed

Gravity Fed

How to Build a Koi Pond - The Basic Components

To the novice a pond is a pond is a pond. When it comes to Koi ponds, this is a huge mistake. A koi pond is a complex water environment. Because of the nature of Koi fish - large and fast growing - the pond needs to be of adequate size.

There are many things you have to consider when you start a project to build a Koi pond. You have to provide for good water quality and filtration. Koi fish give off a lot of waste that needs to be continually removed from the pond. Good aeration is needed to keep the oxygen level right. There is also a variety of equipment that needs to be installed.

Don't be short sighted when picking a location. Make sure you can enjoy your Koi pond the way you want to. Check the views from all angles - inside and outside. If you want to use excavation equipment, make sure there is easy access to the property.

Carefully plan the type construction you plan on using. There are basically two ways to go. You can have a liner pond or a concrete block pond. There advantages and disadvantages of both so consider both alternatives carefully. The liner pond is the simplest and least expensive route.

One basic component you'll need to decide on is the type of filter system to use. There are many choices when it comes to filters but there are really two made categories - pump-fed and gravity-fed. Do some research to find the type of pump best suited for your pond design.

The type of filtration system to be used is a very important design consideration. You have to provide two types of filtration - mechanical and biological. Mechanical filtration breaks down and removes solid waste particles. Biological filtration supplies beneficial bacteria to breakdown pollutants in the water. There are different types of filtration systems to consider. You can choose a single chamber or multi chamber system. The single chamber, as the name implies, is one tank with a combination of filtering media such as aquarock and foam. These really don't have the capacity for the load of a Koi pond. A multichamber system is the best choice for serious Koi ponds. These consist of between three and eight chambers depending on the size of the pond. The big advantage of these systems is that you can different filter material in each chamber. These are an ideal solution for most Koi ponds.

To keep the water moving through the filtration system, you have to have a pump. Again there are two basic designs available - submersible and external. Again, do some research before you select one. The submersible pumps are the simplest and are usually used either in the pond for a pump-fed system or in the last filter chamber of gravity fed system.

Hopefully you can see why I recommend careful planning before you start building a Koi pond. It is a large project with a lot of details and design decisions that need to be made. Save yourself frustration and money by doing the planning up front.

About the Author

John Stoner is an author and Koi Fish Enthusiast. Learn more about
how to build a Koi pond
and many other secrets of Koi ponds and Koi care by getting a copy of his latest book
Koi Care Made Easy.

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Bradley On-Site Gravity-Fed Eyewash $458.89 Self contained station allows for visual inspection to ensure water is clean, has been changed regularly and has not been exposed to potential contaminants. Side support brackets attach the tank securely to pedestal. Hinged eyewash tray activates in one quick motion. Provides a 15 minute flush, exceeding 0.4 GPM with only a 7 gallon tank making it one of the lightest portable eyewash products meeting the ANSI Z358.1-2004. Mountable on a flat work surface or a wall (wall bracket included). On-Site Water preservative kit included (water preservative, 3 liners & replacement cap to fill On-Site fluid tank). Replace water every 4 months.

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On-Site Gravity-Fed Eyewash Station/Transport Cart $42.5 Requires no plumbing,-easily mounts on wall, flat surface or can be used as an optional waste cart. Transparent polycarbonate tank allows you to see at a glance when it is time to clean or refill a unit Water flow is activated when hinged eyewash tray is pulled down Sprayheads provide a continuous flow of water for 15 minutes at .4 gpm Transport cart measures 33"H x 29-3/4"L x 22-1/8"W, includes rigid casters in front and locking swivel casters in back for easy transportation Station is lightweight - only 7 gallons (60 lbs.) when full - easily transported from one location to another Waste collection tank is 56 gallons with 1/2" petcock at bottom for easy draining of waste over a floor drain Comes with universal wall mounting bracket, safety sign inspection tags & 8 oz. concentrated water preservative Meets ANSI Z358.1-2004 standards SEI certified

Fend-All® Gravity Fed Eyewash Station $108.5 Eyewash station easily removes hazardous substance from eyes. Self-contained station is ideal for indoor use - features lockable fill cap Includes Eyesaline® Concentrate - which when mixed with potable water provides an isotonic saline solution Unit holds 16 gallons of Eyesaline® Isotonic Solution Simply remove the nozzle strap and solution flows immediately for 15 minutes Comes with hanging bracket and emergency eyewash sign Isotonic Saline is recommended by ANSI Z358.1-1998, A2

A&E Cage Company Gravity Fed Food Dispenser $18.99 You simply put the food in the white area and turn the system upside down, and the food flows as you pet eats. Great for short vacations. Color: Blue

A&E Cage Company Gravity Fed Water Dispenser $18.99 You simply put the water in the white area and turn the system upside down, and the water flows as you pet drinks. Great for short vacations. Color: Blue

Hardware Express 581281 Gerber Avalanche Gravity Fed Tank Bone $123.99 1.6 GPF/6 LPF XP33 flush valve technology. Slimline tank with side trip lever. Dual fed siphon jet. Fluidmaster fill valve. 12 Rough in. 21/8 fully glazed trapway. 10 x 83/4 water surface. Meets ANSI/ASME. CSA and ADA requirements.

Hardware Express 581280 Gerber Avalanche Gravity Fed Round Bowl White $119.88 1.6 GPF/6 LPF XP33 flush valve technology. Slimline tank with side trip lever. Dual fed siphon jet. Fluidmaster fill valve. 12 rough in. 21/8 fully glazed trapway. 10 x 83/4 water surface. Meets ANSI/ASME CSA and ADA requirements.

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